نتایج جستجو برای: zeoponics 50 chemical fertilizer

تعداد نتایج: 828146  

Journal: :تولید گیاهان زراعی 0

in order to study the influence of municipal waste compost and chemical fertilizer on yield and yield components in maize (zea mays l.) an experiment was conducted at research farm of sari agricultural sciences and natural resources university during 2007. the experiment was arranged in split plots based on complete randomized block design with two factors and three replications. main plot incl...

ژورنال: علوم آب و خاک 2013
زهرا احمد آبادی, , سپیده رحیمی آلاشتی, , محمد علی بهمنیار , ,

In order to investigate the effects of municipal solid waste enriched with mineral fertilizers on some soil physical properties and lead (Pb) and chromium (Cr) concentration in plant organs of spinach, a field experiment was carried out in a factorial arrangement based on the randomized complete block design with three replications in 2008. The main plot included four levels of fertilizer, cont...

Adel Modhej, Anise Jorfi, Mojtaba Alavi Fazel

Fertilizer management plays an important role in obtaining satisfactory yields from maize. In addition, fertilizer management is essential for achieving sustainable agriculture and protecting the environment. This research was conducted by split plot experiment based on randomized complete block design with four replications. Main factor was integrated with chemical and biological fertilizers i...

The aim of this study was to investigate the influence of different nitrogen sources on qualitative and quantitative characters and economic benefit of potato (Sante cultvar). This experiment was conducted in a randomized complete block design with four treatments and three replicates at Behbahan Agriculture Research Station, Behbahan, south-east Iran, in two years (2014 and 2016). Treatments w...

Journal: :علوم گیاهان زراعی ایران 0
علی سپهری استادیار، دانشگاه بوعلی سینا، دانشکده کشاورزی، گروه زراعت و اصلاح نباتات، تخصص: زراعت افشین کرمی دانشجوی ارشد

in order to study the effects of integrative applications of chemical fertilizers and biofertilizers on grain yield and oil of borago officinalis under water deficit stress, a field experiment was conducted at kermanshah, iran, in 2011. experiment was arranged as split plot under a randomized complete block design with 3 replications. water deficit stress with four levels was applied as the mai...

Journal: :بوم شناسی کشاورزی 0
عصمت محمدی حمیدرضا اصغری احمد غلامی

application of bio-fertilizers, especially mycorrhiza as substituent or complement of chemical fertilizers is one of the most important strategies for plant nutrition in sustainable management of agro-ecosystems. in order to evaluate the separated and integrated application of mycorrhiza biological fertilizer and phosphorus chemical fertilizers on growth indices of chickpea (cicer arietinum l.)...

ژورنال: علوم آب و خاک 2020

In order to increase the available Phosphorous (P), chemical fertilizers are applied; however, P chemical fertilizers are transformed into low available forms over time. Organic amendments could be effective in improving the efficiency of P fertilizers. The aim of this study was to investigate the effect of P fertilizers and vermicopost on the availability and fractions of P and maize (Zea Mays...

Journal: :iran agricultural research 2015
a. habibi g. heidari y. sohrabi h. badakhshan

abstract- to investigate the effects of bio-chemical and organic fertilizers on yield and seeds npk contents of pumpkin (cucurbita pepo var. styriaca), an experiment was conducted at the research farm of kurdistan university in 2009 growing season. treatments were included 1) control, 2) seeds inoculated with free-living n fixing bacteria (nfb), 3) seeds inoculated with phosphate-solubilizing b...

Journal: :بوم شناسی کشاورزی 0
سارا صفی خانی محمدرضا چائی چی احمدعلی پوربابائی

in order to study the effect of different n fertilizer on berseem forage in an intercropping with basil, this experiment was conducted in research farm of college of agriculture, university of tehran during growing season 2011. experimental treatments were arranged as split plots based on a randomized complete block design with three replications. different fertilizers consisted of control (no ...

Journal: :بوم شناسی کشاورزی 0
عالیه صالحی سیف اله فلاح رامین ایرانی پور علی عباسی سورکی

one of the important aspects of the medicinal plants production is using less chemical inputs. it could be effective for increasing of production and environmental purposes. in order to investigate the effects of application time of integrated chemical fertilizer with cattle manure on growth, yield and yield components of black cumin (nigella sativa l.), an experiment was conducted based on a r...

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